The present invention can maintain unchanged playing period after regulating tone.

本发明在调整音调后可保持原播放时间不变。

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This British thespian will be on screen this weekend playing a Scottish warrior in the brutal period action flick "Centurion."

这位英国戏剧演员在本周末上映的以野蛮时期为背景的影片《百夫长》中扮演一位苏格兰武士。

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The average iPhone owner spent 14.7 hours playing mobile games over a 30-day period, while the average Android owner spent only 9.3 hours.

平均每个iPhone用户有会在30天中花14.7小时玩手机游戏，而Android系统手机用户仅有9.3小时。

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During this period, African-American actors were mostly limited to playing servants or African natives.

VOA: special.2010.05.23

There was a period of time in which, although there were decent, chess-playing programs couldn't beat the best chess-playing humans.

尽管曾一度出现过,强劲的象棋程序,无法战胜顶级人类棋手的情形

耶鲁公开课 - 死亡课程节选

Let's say oftentimes orchestral musicians, they're sitting there and they're not playing so they have to be able to count for a long period of time.

时常,管弦乐团的乐手们坐在那里,却不需要演奏,因此他们不得不打很长一段时间的拍子

耶鲁公开课 - 聆听音乐课程节选

Both teams failed to get on the scoreboard in the first period, playing somewhat cautiously to avoid spending any time in the penalty box.

WSJ: Toronto Maple Leafs Force a Game 7

He took a shutout bid into the third period while playing 24 hours after a 2-1 shootout loss at Pittsburgh that had all the intensity of a playoff game.

WSJ: Lundqvist leads Rangers past Hurricanes, 4-1

"We're on uncharted ground, playing these moves over a period of decades, " he says.

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